The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 15, 2008
Filed:
May. 25, 2005
Applicants:
Vilson Rosa DE Almeida, Sao Jose dos Campos, BR;
Carlos Angulo Barrios, Toledo, ES;
Roberto R. Panepucci, Miami, FL (US);
Michal Lipson, Ithaca, NY (US);
Inventors:
Vilson Rosa de Almeida, Sao Jose dos Campos, BR;
Carlos Angulo Barrios, Toledo, ES;
Roberto R. Panepucci, Miami, FL (US);
Michal Lipson, Ithaca, NY (US);
Assignee:
Cornell Research Foundation, Inc., Ithaca, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 6/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
Fast, all optical switching of light is provided on silicon, using highly light confining structures to enhance the sensitivity of light to small changes in refractive index. In one embodiment, the light confining structures are silicon micrometer-size planar ring resonators which operate with low pump light pulse energies.